AzhdarchiBlock is a survival friendly addon which changes minecraft into a deadly yet flourishing ecosystem with new mobs, plants, ores, weapons, armor, NPCs, biomes, and even morphs.
Disclaimer: I do not own the third person crosshairs resource pack.
Select version for changelog:
Changelog
Added mobs: Elasmosaurus, Ichthyosaurus, Palaeophis, Irritator, Kentrosaurus
Added morphs: Kentrosaurus, Elasmosaurus, Palaeophis, Irritator
Credit:
Ozzy 1Z St0op1d: Marlin & Tuna models and textures
ItsLonnie?!?: Alligator Gar model and texture
Music: Scott Buckley
Third Person Crosshair Resource Pack by JudahRR